From: William James <w_a_x_man@...>
Date: 2005-08-30T03:21:22+09:00
Subject: Re: Date problem.

ober wrote:
> I have read over the man pages and can not seem to find a way to do the
> following
>
>
> -----php---------------
> $lastmonth = mktime(0, 0, 0, date("m")-1, date(01),  date("Y"));
> $name = date('Y-m-d', $lastmonth);
> echo "$name\n";
> ----php----------------
>
> Where the first day of the previous month is listed.
> In this case you would get 2005-07-01

If you don't want to require 'Date':

month,year = Time.now.to_a[4..5]
month -= 1
month, year = month+12, year-1 if month < 1
puts "%d-%02d-01" % [ year, month ]